The ThinkCentre M81 desktop PC, which is available in both tower and small form factor, has everything it takes for your enterprise to excel, starting with the power and speed of the 2nd generation Intel Core processor family. Access it faster with Lenovo Enhanced Experience 2.0 for Windows 7, which lets you boot up in as little as 23.43 seconds. Transfer data faster with SATA III (rated at 6GB per second, or twice as fast as SATA II). And maximize productivity with support of up to four independent displays in discrete graphics mode.